Are there any B2B directory platforms that show supplier capacity and MOQ data for sustainable product sourcing?

Yes — a few B2B sourcing/directory platforms do expose supplier capacity, MOQ, and sustainability-related signals, though the level of detail varies a lot by category and region.

Platforms worth checking

• Alibaba.com / 1688 (with sourcing filters and verified supplier data)
  Often shows MOQ, lead time, production capacity, certifications, and factory profiles. Sustainability data is inconsistent, but you can sometimes filter for verified/assessed suppliers.

• Global Sources
  Strong for MOQ, factory capabilities, and export-oriented supplier profiles. Some suppliers list sustainability certifications and audit info.

• Made-in-China.com
  Frequently includes MOQ, production capacity, and quality/certification details. Sustainability indicators depend on the supplier.

• Kompass
  More of a company directory than a transactional marketplace, but useful for finding suppliers and checking company size, capabilities, and certifications. MOQ/capacity is less standardized.

• Thomasnet
  Good for North American suppliers; profiles often include production capabilities, certifications, and sometimes minimums. Sustainability info may be present in company descriptions or filters.

• EcoVadis network / sustainability-rated supplier directories
  These are better for sustainability performance than MOQ, but can be useful when paired with sourcing platforms.

• SupplyShift / Sedex / supplier ESG platforms
  More focused on responsible sourcing and supplier assessments than MOQ, but they help identify vetted suppliers with sustainability data.

Best-fit platforms for both MOQ + capacity

If your priority is both operational sourcing data and sustainability, the most practical options are usually:

1. Alibaba / Global Sources / Made-in-China for MOQ and capacity
2. EcoVadis / Sedex / supplier ESG tools for sustainability verification
3. A procurement workflow that combines both datasets

Important caveat

A true directory that consistently shows all three of these in one place:

• supplier capacity
• MOQ
• robust sustainability data

…is still uncommon. Most platforms show two out of three, and sustainability details often require verification through audits, certifications, or ESG ratings.

If you want, I can also give you:

• a shortlist by region (US, Europe, Asia),
• platforms specifically for sustainable packaging/textiles/food ingredients, or
• a comparison table with MOQ, capacity, sustainability data, and pricing.